90394700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2283

約数の個数: 72

約数和(自身を含む): 219871344

約数和(自身を除く): 129476644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1628, 1850, 2035, 2221, 3700, 4070, 4442, 8140, 8884, 10175, 11105, 20350, 22210, 24431, 40700, 44420, 48862, 55525, 82177, 97724, 111050, 122155, 164354, 222100, 244310, 328708, 410885, 488620, 610775, 821770, 903947, 1221550, 1643540, 1807894, 2054425, 2443100, 3615788, 4108850, 4519735, 8217700, 9039470, 18078940, 22598675, 45197350, 90394700]

約数ペア:

[(1, 90394700), (2, 45197350), (4, 22598675), (5, 18078940), (10, 9039470), (11, 8217700), (20, 4519735), (22, 4108850), (25, 3615788), (37, 2443100), (44, 2054425), (50, 1807894), (55, 1643540), (74, 1221550), (100, 903947), (110, 821770), (148, 610775), (185, 488620), (220, 410885), (275, 328708), (370, 244310), (407, 222100), (550, 164354), (740, 122155), (814, 111050), (925, 97724), (1100, 82177), (1628, 55525), (1850, 48862), (2035, 44420), (2221, 40700), (3700, 24431), (4070, 22210), (4442, 20350), (8140, 11105), (8884, 10175)]